Air pollution, US cities

Swiss air quality technology company, IQAir, released its 7th annual World Air Quality Report, highlighting trends in air ...
Only seven countries met World Health Organization (WHO) air quality standards last year, data showed on Tuesday, as ...
Fewer than one in five global cities met World Health Organization air pollution standards in 2024 with Central and South ...
In the five years between 2019 and 2024, average annual air pollution by particles of 2.5 micrometers in diameter or smaller ...
IQAir study finds that Chad, Bangladesh, Pakistan, India and the Democratic Republic of Congo have the dirtiest air.
Bangladesh has earned the dubious distinction of being the second most polluted country in the world in 2024, with air ...
IQAir leaders hold press conference on their report on global pollution IQAir Global CEO Frank Hammes and IQAir Air Quality ...
Pakistan ranked the third most polluted country in 2024 - when it faced a record smog season - while Chad topped the list, according to an annual report published by Swiss air technology company IQAir ...